Home / 30,348,461.80-45,522,692.70-9,880,110.10

Finding the Fourth Proportional to 30,348,461.80, 45,522,692.70 and 9,880,110.10

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Solution

The fourth proportional to 30,348,461.80, 45,522,692.70 and 9,880,110.10 is: 14,820,165.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,348,461.80 : 45,522,692.70 = 9,880,110.10 : x
  2. Step 2: Convert to fraction form
    30,348,461.80/45,522,692.70 = 9,880,110.10/x
  3. Step 3: Cross multiply
    30,348,461.80x = 45,522,692.70 × 9,880,110.10
  4. Step 4: Simplify right side
    30,348,461.80x = 449,769,215,924,466.31
  5. Step 5: Solve for x
    x = 449,769,215,924,466.31/30,348,461.80
  6. Step 6: Final answer
    x = 14,820,165.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.